| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Ark Securities (Hong Kong) Limited | Rep | Asset management | 2016-12-30 | 2020-04-06 |
| Rep | Advising on securities | 2016-07-19 | 2020-04-06 | |
| PROVIDENT FUTURES (HONG KONG) LIMITED | Rep | Advising on futures contracts | 2016-07-19 | 2020-04-06 |
| Ark Securities (Hong Kong) Limited | Rep | Dealing in securities | 2015-10-02 | 2020-04-06 |
| PROVIDENT FUTURES (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2015-10-02 | 2020-04-06 |
| KARL-THOMSON SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2014-07-08 | 2015-09-14 |
| Quam Securities Limited | Rep | Dealing in securities | 2014-01-24 | 2014-06-14 |